janae13sabillon janae13sabillon
  • 04-08-2021
  • Mathematics
contestada

Write the quadratic equation whose roots are 2 and -4 and whose leading coefficient is 2

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 04-08-2021

Answer:

2x^2+4x-16

Step-by-step explanation:

The quadratic can be written as

f(x) = a(x-z1)(x-z2) where z1 and z2 are the roots

f(x) = a (x-2)(x- -4)

a is the leading coefficient

f(x) = 2(x-2)(x+4)

     = 2(x^2 -2x+4x-8)

     = 2(x^2 +2x-8)

     = 2x^2 +4x-16

Answer Link

Otras preguntas

El océano Atlántico está al ________ de los Estados Unidos.
a brick has a length of 2 2/5 cm and a width of 4/5 cm and a height of 1 cm. how many 1/5 cm cubes can fit along the length of the brick
HURRY PLZ  (1)A slice is made parallel to the base of a right rectangular pyramid, as shown. What is the area of the resulting two-dimensional cross-section? En
Solve for u. u^2+19u=0
Which third party is most likely to support a campaign aimed specifically at addressing the issue of global warming? Explain your answer in three sentences or m
anyone perfect with Lit I have to pass this big test please let me know
What is the radius of a circle with the equation x2 + y2 – 14x + 10y = 250?
what best defines a chancellor
What is the answer to this problem?
Which Mayan calendar would have been most useful in predicting the beginning of rainy season?why?